MCQ on Plant Sciences

 

1. Grow more food enquiry committee is formed during the year
   A. 1999
   B. 1952
   C. 1960
   D. 1974

2. Maize bears the inflorescence of
   A. Perfect flower
   B. Imperfect flower
   C. Both staminate and pistillate flower
   D. Dioecious flower

3. The pollination in sunflower is brought about by
   A. Honey bees
   B. Bumble bees
   C. Wind
   D. Butterflies

4. Cytoplasmic male sterility is being fully exploited in
   A. Sorghum
   B. Maize
   C. Onion
   D. Tomato

5. Ethrel is useful for breaking
   A. Male sterility
   B. Restore male sterility
   C. Seed priming
   D. Seed dormancy

6. The minimum pure seed fraction of groundnut for seed production
   A. 99
   B. 98
   C. 97
   D. 96

7. In germination test, the minimum number of replication as per ISTA
   A. One
   B. Three
   C. Two
   D. Four

8. The seed replacement rate of hybrids
   A. 40%
   B. 75%
   C. 50%
   D. 100%

9. TZ test was first formulated by
   A. Lakon (1942)
   B. Hiltner (1969)
   C. Roberts (1969)
   D. Woodstock (1976)

10. In French bean seeds are produced by
    A. Self pollination
    B. Cross pollination
    C. Often cross pollination
    D. Self incompatibility

11. Sprouted cereal grains are rich in
    A. Alpha amylase
    B. GA
    C. Beta amylase
    D. Starch

12. In cereals, phytin is stored in
    A. Aleuron layer
    B. Endosperm
    C. Scutellum
    D. Embryo

13. Volunteer plants are
    A. Plants of previous season
    B. Low vigour plants
    C. Diseased plants
    D. Weeds

14. Grow out test is used to determine
    A. Field emergency
    B. Seedling vigour
    C. Physical purity
    D. Genetic purity

15. The Tara Development Corporation was established in the year
    A. 1963
    B. 1973
    C. 1966
    D. 1969